Elon Musk's aerospace company, SpaceX, officially debuted on the U.S. stock market this Friday. Shares opened at a price of 150 USD per share. The company's initial public offering successfully raised approximately 75 billion dollars. Following the start of trading, the company's valuation experienced a significant surge. This increase in market value has propelled Elon Musk to a historic financial milestone. He has now become the first person in the world to reach billionaire status. The event marks a pivotal moment for both the company and Musk's personal fortune.